| UP and Coming Property Investments Limited | Real estate | 1994 |
| UP North Contracts Ltd | Construction | 2026 |
| UP-2-YOU Interior Valeting Ltd | Wholesale & retail | 2026 |
| UPB Bikes Ltd | Wholesale & retail | 2016 |
| UPB Ltd | Wholesale & retail | 2025 |
| Upshock Ltd | Arts & recreation | 2022 |
| Upton and North Elmsall Community Forum | Arts & recreation | 2012 |
| Upton Bulk Haulage Limited | Transport & logistics | 2016 |
| Upton Car Parts Ltd | Wholesale & retail | 2025 |
| Upton LOAD2GO Transport Limited | Transport & logistics | 2021 |
| Upton Local Limited | Wholesale & retail | 2025 |
| Upton Technical Services Ltd | Manufacturing | 2022 |
| Upton Waste Removal Limited | Water & waste | 2025 |
| URM (UK) Limited | Manufacturing | 2000 |
| Urmi Capital Limited | Manufacturing | 2007 |
| Utilix Energy Ltd | Administrative & support | 2026 |
| Uttakalautomation Engineering Ltd | Professional & scientific | 2025 |
| V&Ea Painter/Decorator Ltd | Construction | 2024 |
| V25 Comms Ltd | Information & communication | 2019 |
| Valmount Construction Ltd | Construction | 2017 |
| Vangaurd Yorkshire Ltd | Transport & logistics | 2026 |
| Vanlite Campers Ltd | Manufacturing | 2025 |
| Vanner Limited | Information & communication | 2005 |
| Vape Express Featherstone Ltd | Wholesale & retail | 2025 |
| Vape Shop G7 Limited | Wholesale & retail | 2025 |
| Vapour Parlour Ltd | Wholesale & retail | 2019 |
| Varioheat Ltd | Construction | 2021 |
| Vdub Motors Limited | Wholesale & retail | 2018 |
| Vector CNC Limited | Information & communication | 2012 |
| Vehicle Recycled Spares Ltd | Wholesale & retail | 2020 |
| Veloss Ltd | Wholesale & retail | 2025 |
| Venture DK Limited | Information & communication | 2023 |
| Venture North Ltd | Extraterritorial | 2010 |
| VI Transport Ltd | Transport & logistics | 2024 |
| Vianet Learning Limited | Education | 2008 |
| Viceroy Hemsworth Ltd | Hospitality | 2024 |
| Vick Services Ltd | Health & social care | 2026 |
| Victoria Holt Marketing Limited | Professional & scientific | 2014 |
| Victoria Jennings Ltd | Professional & scientific | 2025 |
| Victoria Scott Limited | Professional & scientific | 2019 |
| Victoria's Planned Perfection Ltd | Administrative & support | 2026 |
| Villages for Green Belt and Conservation Campaign Limited | Other services | 2017 |
| VINE2WINE Consultants Ltd | Extraterritorial | 2010 |
| Vinh Ltd | Real estate | 2023 |
| VIP Barbers Pontefract Ltd | Other services | 2025 |
| Virdee Vehicle Technical Services Ltd | Wholesale & retail | 2024 |
| Virtual Reality Machine Training Limited | Information & communication | 2018 |
| Virtuenity Ltd | Wholesale & retail | 2021 |
| Vision Support Ltd | Health & social care | 2019 |
| Visualcraft Limited | Professional & scientific | 2013 |
| Vivace Systems Limited | Information & communication | 2010 |
| Vizyon Logistics Ltd | Transport & logistics | 2020 |
| VM Crew Ltd | Construction | 2022 |
| Vocal Media Limited | Extraterritorial | 2013 |
| Voodoo Elite Ltd | Other services | 2016 |
| VT Logistics Ltd | Transport & logistics | 2017 |
| VT Recruitment Ltd | Administrative & support | 2019 |
| W S Renovations Ltd | Real estate | 2026 |
| W&Wangwei Limited | Wholesale & retail | 2021 |
| W. G. H. Ltd. | Manufacturing | 1989 |
| W.F. Wythall Limited | Agriculture & fishing | 1988 |
| W.H.Reeves(Joinery)Limited | | 1963 |
| Wage Shop Yorkshire Branch Limited | Administrative & support | 2024 |
| Waitesmotors Ltd | Wholesale & retail | 2021 |
| Wakefield Carpet & Curtain Centre Limited | Wholesale & retail | 1999 |
| Wakefield Mortgage Centre Ltd | Financial services | 2008 |
| Wakoolper Ltd | Wholesale & retail | 2026 |
| Wall Tattoo UK Ltd | Construction | 2026 |
| Walnut Nest Ltd | Wholesale & retail | 2025 |
| Walton Childcare Limited | Education | 2022 |
| Warden Moore Limited | Construction | 2005 |
| Wardle Property Rentals Ltd | Real estate | 2020 |
| Wards Panelling Limited | Manufacturing | 2025 |
| Warehouse 43 Ltd | Hospitality | 2024 |
| Warmer for Longer Ltd | Administrative & support | 2018 |
| Warner Brothers (Masons) Limited | Construction | 1947 |
| Warren & Holmes Limited | Professional & scientific | 2020 |
| Warren Legal Limited | Professional & scientific | 2020 |
| Washroom Products Online Limited | Extraterritorial | 2010 |
| Watana Group Limited | Wholesale & retail | 2021 |
| Watch This Property Ltd | Real estate | 2025 |
| Watch This Source Ltd | Wholesale & retail | 2024 |
| Watkins and Parker Ltd | Construction | 2025 |
| Watson SPV Ltd | Real estate | 2026 |
| Waud Property Developments Limited | Real estate | 2025 |
| Wave Design Agency Ltd | Professional & scientific | 2012 |
| WBS Properties Limited | Real estate | 2025 |
| WD Engineering & Surveying Ltd | Professional & scientific | 2023 |
| Webgrants (by Guarantee ) Ltd | Professional & scientific | 2023 |
| Webscape Digital Ltd | Information & communication | 2015 |
| Websters Building & Property Services Ltd | Construction | 2021 |
| Wellness Hub by Hampson & Co. Ltd | Other services | 2023 |
| Wells AP Kinsley Ltd | Education | 2025 |
| Welsh's Coaches Limited | Financial services | 2000 |
| Wensley Property Services Limited | Real estate | 2021 |
| Wensley Support Services Limited | Administrative & support | 2024 |
| Wentbridge House Limited | Hospitality | 1996 |
| Wentbridge Management Limited | Households | 2004 |
| Wentdale Care Ltd | Health & social care | 2022 |
| Wentvalley Skips Ltd | Water & waste | 2019 |